"With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how."

城市就像一张巨大的重写羊皮纸，几个世纪以来被反复书写和重写。

Sustainability is not an option; it's the only path forward for agriculture.

唯一能让你成为英雄的是你的勇气。

I don't think about being a role model. I just try to be the best person I can be.

采矿的未来在于智能化和可持续发展。